Home / 52,718.84-78,990.77-37,103.66

Finding the Fourth Proportional to 52,718.84, 78,990.77 and 37,103.66

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Solution

The fourth proportional to 52,718.84, 78,990.77 and 37,103.66 is: 55,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,718.84 : 78,990.77 = 37,103.66 : x
  2. Step 2: Convert to fraction form
    52,718.84/78,990.77 = 37,103.66/x
  3. Step 3: Cross multiply
    52,718.84x = 78,990.77 × 37,103.66
  4. Step 4: Simplify right side
    52,718.84x = 2,930,846,092.75
  5. Step 5: Solve for x
    x = 2,930,846,092.75/52,718.84
  6. Step 6: Final answer
    x = 55,593.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.